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Mirrors > Home > MPE Home > Th. List > chpmatply1 | Structured version Visualization version GIF version |
Description: The characteristic polynomial of a (square) matrix over a commutative ring is a polynomial, see also the following remark in [Lang], p. 561: "[the characteristic polynomial] is an element of k[t]". (Contributed by AV, 2-Aug-2019.) (Proof shortened by AV, 29-Nov-2019.) |
Ref | Expression |
---|---|
chpmatply1.c | โข ๐ถ = (๐ CharPlyMat ๐ ) |
chpmatply1.a | โข ๐ด = (๐ Mat ๐ ) |
chpmatply1.b | โข ๐ต = (Baseโ๐ด) |
chpmatply1.p | โข ๐ = (Poly1โ๐ ) |
chpmatply1.e | โข ๐ธ = (Baseโ๐) |
Ref | Expression |
---|---|
chpmatply1 | โข ((๐ โ Fin โง ๐ โ CRing โง ๐ โ ๐ต) โ (๐ถโ๐) โ ๐ธ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | chpmatply1.c | . . 3 โข ๐ถ = (๐ CharPlyMat ๐ ) | |
2 | chpmatply1.a | . . 3 โข ๐ด = (๐ Mat ๐ ) | |
3 | chpmatply1.b | . . 3 โข ๐ต = (Baseโ๐ด) | |
4 | chpmatply1.p | . . 3 โข ๐ = (Poly1โ๐ ) | |
5 | eqid 2733 | . . 3 โข (๐ Mat ๐) = (๐ Mat ๐) | |
6 | eqid 2733 | . . 3 โข (๐ maDet ๐) = (๐ maDet ๐) | |
7 | eqid 2733 | . . 3 โข (-gโ(๐ Mat ๐)) = (-gโ(๐ Mat ๐)) | |
8 | eqid 2733 | . . 3 โข (var1โ๐ ) = (var1โ๐ ) | |
9 | eqid 2733 | . . 3 โข ( ยท๐ โ(๐ Mat ๐)) = ( ยท๐ โ(๐ Mat ๐)) | |
10 | eqid 2733 | . . 3 โข (๐ matToPolyMat ๐ ) = (๐ matToPolyMat ๐ ) | |
11 | eqid 2733 | . . 3 โข (1rโ(๐ Mat ๐)) = (1rโ(๐ Mat ๐)) | |
12 | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 | chpmatval 22203 | . 2 โข ((๐ โ Fin โง ๐ โ CRing โง ๐ โ ๐ต) โ (๐ถโ๐) = ((๐ maDet ๐)โ(((var1โ๐ )( ยท๐ โ(๐ Mat ๐))(1rโ(๐ Mat ๐)))(-gโ(๐ Mat ๐))((๐ matToPolyMat ๐ )โ๐)))) |
13 | 4 | ply1crng 21592 | . . . 4 โข (๐ โ CRing โ ๐ โ CRing) |
14 | 13 | 3ad2ant2 1135 | . . 3 โข ((๐ โ Fin โง ๐ โ CRing โง ๐ โ ๐ต) โ ๐ โ CRing) |
15 | crngring 19984 | . . . 4 โข (๐ โ CRing โ ๐ โ Ring) | |
16 | eqid 2733 | . . . . 5 โข (((var1โ๐ )( ยท๐ โ(๐ Mat ๐))(1rโ(๐ Mat ๐)))(-gโ(๐ Mat ๐))((๐ matToPolyMat ๐ )โ๐)) = (((var1โ๐ )( ยท๐ โ(๐ Mat ๐))(1rโ(๐ Mat ๐)))(-gโ(๐ Mat ๐))((๐ matToPolyMat ๐ )โ๐)) | |
17 | 2, 3, 4, 5, 8, 10, 7, 9, 11, 16 | chmatcl 22200 | . . . 4 โข ((๐ โ Fin โง ๐ โ Ring โง ๐ โ ๐ต) โ (((var1โ๐ )( ยท๐ โ(๐ Mat ๐))(1rโ(๐ Mat ๐)))(-gโ(๐ Mat ๐))((๐ matToPolyMat ๐ )โ๐)) โ (Baseโ(๐ Mat ๐))) |
18 | 15, 17 | syl3an2 1165 | . . 3 โข ((๐ โ Fin โง ๐ โ CRing โง ๐ โ ๐ต) โ (((var1โ๐ )( ยท๐ โ(๐ Mat ๐))(1rโ(๐ Mat ๐)))(-gโ(๐ Mat ๐))((๐ matToPolyMat ๐ )โ๐)) โ (Baseโ(๐ Mat ๐))) |
19 | eqid 2733 | . . . 4 โข (Baseโ(๐ Mat ๐)) = (Baseโ(๐ Mat ๐)) | |
20 | chpmatply1.e | . . . 4 โข ๐ธ = (Baseโ๐) | |
21 | 6, 5, 19, 20 | mdetcl 21968 | . . 3 โข ((๐ โ CRing โง (((var1โ๐ )( ยท๐ โ(๐ Mat ๐))(1rโ(๐ Mat ๐)))(-gโ(๐ Mat ๐))((๐ matToPolyMat ๐ )โ๐)) โ (Baseโ(๐ Mat ๐))) โ ((๐ maDet ๐)โ(((var1โ๐ )( ยท๐ โ(๐ Mat ๐))(1rโ(๐ Mat ๐)))(-gโ(๐ Mat ๐))((๐ matToPolyMat ๐ )โ๐))) โ ๐ธ) |
22 | 14, 18, 21 | syl2anc 585 | . 2 โข ((๐ โ Fin โง ๐ โ CRing โง ๐ โ ๐ต) โ ((๐ maDet ๐)โ(((var1โ๐ )( ยท๐ โ(๐ Mat ๐))(1rโ(๐ Mat ๐)))(-gโ(๐ Mat ๐))((๐ matToPolyMat ๐ )โ๐))) โ ๐ธ) |
23 | 12, 22 | eqeltrd 2834 | 1 โข ((๐ โ Fin โง ๐ โ CRing โง ๐ โ ๐ต) โ (๐ถโ๐) โ ๐ธ) |
Colors of variables: wff setvar class |
Syntax hints: โ wi 4 โง w3a 1088 = wceq 1542 โ wcel 2107 โcfv 6500 (class class class)co 7361 Fincfn 8889 Basecbs 17091 ยท๐ cvsca 17145 -gcsg 18758 1rcur 19921 Ringcrg 19972 CRingccrg 19973 var1cv1 21570 Poly1cpl1 21571 Mat cmat 21777 maDet cmdat 21956 matToPolyMat cmat2pmat 22076 CharPlyMat cchpmat 22198 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2704 ax-rep 5246 ax-sep 5260 ax-nul 5267 ax-pow 5324 ax-pr 5388 ax-un 7676 ax-cnex 11115 ax-resscn 11116 ax-1cn 11117 ax-icn 11118 ax-addcl 11119 ax-addrcl 11120 ax-mulcl 11121 ax-mulrcl 11122 ax-mulcom 11123 ax-addass 11124 ax-mulass 11125 ax-distr 11126 ax-i2m1 11127 ax-1ne0 11128 ax-1rid 11129 ax-rnegex 11130 ax-rrecex 11131 ax-cnre 11132 ax-pre-lttri 11133 ax-pre-lttrn 11134 ax-pre-ltadd 11135 ax-pre-mulgt0 11136 ax-addf 11138 ax-mulf 11139 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 847 df-3or 1089 df-3an 1090 df-xor 1511 df-tru 1545 df-fal 1555 df-ex 1783 df-nf 1787 df-sb 2069 df-mo 2535 df-eu 2564 df-clab 2711 df-cleq 2725 df-clel 2811 df-nfc 2886 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-rmo 3352 df-reu 3353 df-rab 3407 df-v 3449 df-sbc 3744 df-csb 3860 df-dif 3917 df-un 3919 df-in 3921 df-ss 3931 df-pss 3933 df-nul 4287 df-if 4491 df-pw 4566 df-sn 4591 df-pr 4593 df-tp 4595 df-op 4597 df-ot 4599 df-uni 4870 df-int 4912 df-iun 4960 df-iin 4961 df-br 5110 df-opab 5172 df-mpt 5193 df-tr 5227 df-id 5535 df-eprel 5541 df-po 5549 df-so 5550 df-fr 5592 df-se 5593 df-we 5594 df-xp 5643 df-rel 5644 df-cnv 5645 df-co 5646 df-dm 5647 df-rn 5648 df-res 5649 df-ima 5650 df-pred 6257 df-ord 6324 df-on 6325 df-lim 6326 df-suc 6327 df-iota 6452 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-isom 6509 df-riota 7317 df-ov 7364 df-oprab 7365 df-mpo 7366 df-of 7621 df-ofr 7622 df-om 7807 df-1st 7925 df-2nd 7926 df-supp 8097 df-tpos 8161 df-frecs 8216 df-wrecs 8247 df-recs 8321 df-rdg 8360 df-1o 8416 df-2o 8417 df-er 8654 df-map 8773 df-pm 8774 df-ixp 8842 df-en 8890 df-dom 8891 df-sdom 8892 df-fin 8893 df-fsupp 9312 df-sup 9386 df-oi 9454 df-card 9883 df-pnf 11199 df-mnf 11200 df-xr 11201 df-ltxr 11202 df-le 11203 df-sub 11395 df-neg 11396 df-div 11821 df-nn 12162 df-2 12224 df-3 12225 df-4 12226 df-5 12227 df-6 12228 df-7 12229 df-8 12230 df-9 12231 df-n0 12422 df-xnn0 12494 df-z 12508 df-dec 12627 df-uz 12772 df-rp 12924 df-fz 13434 df-fzo 13577 df-seq 13916 df-exp 13977 df-hash 14240 df-word 14412 df-lsw 14460 df-concat 14468 df-s1 14493 df-substr 14538 df-pfx 14568 df-splice 14647 df-reverse 14656 df-s2 14746 df-struct 17027 df-sets 17044 df-slot 17062 df-ndx 17074 df-base 17092 df-ress 17121 df-plusg 17154 df-mulr 17155 df-starv 17156 df-sca 17157 df-vsca 17158 df-ip 17159 df-tset 17160 df-ple 17161 df-ds 17163 df-unif 17164 df-hom 17165 df-cco 17166 df-0g 17331 df-gsum 17332 df-prds 17337 df-pws 17339 df-mre 17474 df-mrc 17475 df-acs 17477 df-mgm 18505 df-sgrp 18554 df-mnd 18565 df-mhm 18609 df-submnd 18610 df-efmnd 18687 df-grp 18759 df-minusg 18760 df-sbg 18761 df-mulg 18881 df-subg 18933 df-ghm 19014 df-gim 19057 df-cntz 19105 df-oppg 19132 df-symg 19157 df-pmtr 19232 df-psgn 19281 df-cmn 19572 df-abl 19573 df-mgp 19905 df-ur 19922 df-ring 19974 df-cring 19975 df-oppr 20057 df-dvdsr 20078 df-unit 20079 df-invr 20109 df-dvr 20120 df-rnghom 20156 df-drng 20221 df-subrg 20262 df-lmod 20367 df-lss 20437 df-sra 20678 df-rgmod 20679 df-cnfld 20820 df-zring 20893 df-zrh 20927 df-dsmm 21161 df-frlm 21176 df-ascl 21284 df-psr 21334 df-mvr 21335 df-mpl 21336 df-opsr 21338 df-psr1 21574 df-vr1 21575 df-ply1 21576 df-mamu 21756 df-mat 21778 df-mdet 21957 df-mat2pmat 22079 df-chpmat 22199 |
This theorem is referenced by: chmaidscmat 22220 cpmidgsum 22240 cpmidgsumm2pm 22241 cpmidpmatlem2 22243 cpmidpmatlem3 22244 chcoeffeqlem 22257 cayhamlem3 22259 cayleyhamilton1 22264 |
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